7.0.8 Insight Remote Support Security White Paper
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Appendix E: Summary of Network Ports for Networking
The following tables summarize all ports that might be used in Insight Remote Support for Networking. See Table A-1
for ports that are required for basic system operation.
E. 1 A-Series/E-Series Switch Monitored Systems
Table E. 1 A-Series/E-Series Switch Connectivity - Firewall/Port Requirements
Protocol
Ports
Source
Destination
Function
Configurable
Optional
UDP
161
Hosting
Device
Monitored
Systems
SNMP. This is the standard port used by SNMP agents
on monitored systems. The Hosting Device sends
requests to devices on this port.
No
Required
UDP
162
Monitored
Systems
Hosting
Device
SNMP Trap. This is the standard port used by SNMP
managers for listening to traps.
No
Required
ICMP
N/A
Hosting
Device
Monitored
Systems
Provides system reachability (ping) check during
system discovery and before other operations.
No
Recommended
TCP
22
Hosting
Device
Monitored
Systems
SSH: Remote Data Collection
Yes
Optional
E.2 SAN Monitored Systems
Table E.2 SAN Connectivity - Firewall/Port Requirements
Protocol
Ports
Source
Destination
Function
Configurable
Optional
ICMP
N/A
Hosting
Device
Monitored
Systems
Provides system reachability (ping) check during
system discovery and before other operations.
No
Recommended
TCP
23
Hosting
Device
Monitored
Systems
Telnet (unencrypted). Status checking of legacy
storage and network devices
No
Optional
UDP
161
Hosting
Device
Monitored
Systems
SNMP. This is the standard port used by SNMP agents
on monitored systems. The Hosting Device sends
requests to devices on this port.
No
Optional
UDP
162
Monitored
Systems
Hosting
Device
SNMP Trap. This is the standard port used by SNMP
managers for listening to traps.
No
Optional
E.3 SAN Switch Monitored Systems
Table E.3 SAN Switch Connectivity - Firewall/Port Requirements
Protocol
Ports
Source
Destination
Function
Configurable
Optional
UDP
161
Hosting
Device
Monitored
Systems
SNMP. This is the standard port used by SNMP agents
on monitored systems. The Hosting Device sends
requests to devices on this port.
No
Required
UDP
162
Monitored
Systems
Hosting
Device
SNMP Trap. This is the standard port used by SNMP
managers for listening to traps.
No
Required
ICMP
N/A
Hosting
Device
Monitored
Systems
Provides system reachability (ping) check during
system discovery and before other operations.
No
Recommended